musl does not implement res_ninit

--- a/gweb/gresolv.c
+++ b/gweb/gresolv.c
@@ -877,8 +877,6 @@
 	resolv->index = index;
 	resolv->nameserver_list = NULL;
 
-	res_ninit(&resolv->res);
-
 	return resolv;
 }
 
@@ -918,8 +916,6 @@
 
 	flush_nameservers(resolv);
 
-	res_nclose(&resolv->res);
-
 	g_free(resolv);
 }
 
@@ -1022,24 +1018,19 @@
 	debug(resolv, "hostname %s", hostname);
 
 	if (!resolv->nameserver_list) {
-		int i;
-
-		for (i = 0; i < resolv->res.nscount; i++) {
-			char buf[100];
-			int family = resolv->res.nsaddr_list[i].sin_family;
-			void *sa_addr = &resolv->res.nsaddr_list[i].sin_addr;
-
-			if (family != AF_INET &&
-					resolv->res._u._ext.nsaddrs[i]) {
-				family = AF_INET6;
-				sa_addr = &resolv->res._u._ext.nsaddrs[i]->sin6_addr;
+		FILE *f = fopen("/etc/resolv.conf", "r");
+		if (f) {
+			char line[256], *s;
+			int i;
+			while (fgets(line, sizeof(line), f)) {
+				if (strncmp(line, "nameserver", 10) || !isspace(line[10]))
+					continue;
+				for (s = &line[11]; isspace(s[0]); s++);
+				for (i = 0; s[i] && !isspace(s[i]); i++);
+				s[i] = 0;
+				g_resolv_add_nameserver(resolv, s, 53, 0);
 			}
-
-			if (family != AF_INET && family != AF_INET6)
-				continue;
-
-			if (inet_ntop(family, sa_addr, buf, sizeof(buf)))
-				g_resolv_add_nameserver(resolv, buf, 53, 0);
+			fclose(f);
 		}
 
 		if (!resolv->nameserver_list)
